Midea MS9A-09HRN1-QC2 - Heating Mode and Anti-Cold Wind Function

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Tj
T1
Off
On
Tk
Tj=Ts+Tc
Tk=Ts+Tc-1.
8.4.3.2 Outdoor fan running rules
The outdoor units have single fan speed. The outdoor fan will run following the action of the
compressor except when AC is in evaporator high temp. protection in heating mode ,defrosting mode
and the current protection.
8.4.3.3 Indoor fan running rules
Indoor fan can be set to high/med/low/auto when the compressor is on. And when the compressor is
off, the indoor fan will run at low speed and the louver will locate at the anti cold wind angle.
Anti-cold wind function:
When evaporator coil temp.T2 is getting higher,
T2>TE2, the indoor fan will run at setting speed.
TE1<T2<TE2, the indoor fan will run at low speed.
When T2 is getting lower,
TE4<T2<TE3,the indoor fan will run at low speed.
T2<TE4, the indoor fan will shut off.
TE2
T2
TE1
Setting
Off
TE3
TE4
Low
Auto fan action: